When the only winning move is corner-the-market, the only way for the customer to win is not to play the game. I'll take my token-money elsewhere.
That said, the author is deluding themselves if they think OpenAI is supporting OpenCode in earnest. Unlike Anthropic, they don't have explicit usage limits. It's a 'we'll let you use our service as long as we want' kind of subscription.
I got a paid plan with GPT 5.2 and after a day of usage was just told 'try again in a week'. Then in a week I hit it again and didn't even get a time estimate. I wasn't even doing anything heavy or high reasoning. It's not a dependable service.